Aero Precision Atlas R-One

Aero Precision RM10.3 M4E1-T Complete Upper w/11.5in 5.56 Barrel Black

Aero Precision M5 Complete Upper Receiver 18in 6.5 Creedmoor SS Mid-Length Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black

Aero Precision AR-15 EPC-9 Barreled Upper Receiver 9mm Luger 11" Barrel Enhanced M-LOK Handguard Black

Aero Precision M4E1 AR15 5.56mm 8in M-LOK Threaded Upper Receiver Pistol Length 1-7 Twist 1/2x28 A2 Flash Hider 7.3in M-LOK R-ONE Handguard Anodized

Aero Precision Complete Upper Receiver M4E1-T 18in 5.56 Rifle Length Barrel 15in M-LOK ATLAS S-ONE Handguard Cerakote Flat Dark Earth

Aero Precision Complete Upper Receiver M4E1-T 10.5in 5.56 Barrel 9in M-LOK ATLAS S-ONE Handguard Cerakote Flat Dark Earth

Aero Precision M4E1-T Complete Upper .223 Wylde 18in Rifle Length 1/8 15in M-LOK AR15 ATLAS S-ONE A2 Anodize Black

Aero Precision M4E1 AR15 5.56mm 8in M-LOK Threaded Upper Receiver Pistol Length 1-7 Twist 1/2x28 A2 Flash Hider 7.3in M-LOK R-ONE Handguard Cerakote

Aero Precision Complete Upper Receiver M4E1-T RM12.7 5.56x45mm NATO 13.9in Government Mid Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Cerakote FDE

Aero Precision Complete Upper Receiver M4E1-T RM12.7 5.56x45mm NATO 13.9in Government Mid Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Anodized Black

Aero Precision M5E1 Complete Upper Reciever .308 16in Mid Barrell 1-10 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Anodized Black

Aero Precision Complete Upper Receiver M5 .308 Winchester 20in Heavy Rifle Length 1 in 10 5/8 x 24 15in A2 Flash Hider Anodized Kodiak Brown

Aero Precision Complete Upper Receiver M5 .308 Winchester 20in Heavy Rifle Length 1 in 10 5/8 x 24 15in A2 Flash Hider Anodized OD Green

Aero Precision Complete Upper Receiver M5 .308 Winchester 16in Government Mid Length 1 in 10 5/8 x 24 15in A2 Flash Hider Anodized OD Green

Aero Precision Complete Upper Receiver M4E1-T RM-15 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Anodized OD Green

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 11.5in Government Carbine Length 1 in 7 1/2 x 28 10.3in A2 Flash Hider Anodized Kodiak

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 11.5in Government Carbine Length 1 in 7 1/2 x 28 10.3in A2 Flash Hider Anodized OD Green

Aero Precision M5E1 Complete Upper Reciever .308 16in Mid Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Cerakote FDE

Aero Precision M5E1 Complete Upper Reciever .308 16in Mid Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Cerakote FDE

Aero Precision M5E1 Complete Upper Reciever .308 16in Mid Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Anodized Black

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 18in Government Rifle Length 1 in 7 1/2 x 28 15in A2 Flash Hider Cerakote FDE

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 16in Pencil Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Cerakote FDE

Aero Precision Complete Upper Receiver M4E1-T 10in .300 Blackout Barrel 9in M-LOK ATLAS S-ONE Handguard Cerakote Flat Dark Earth

Aero Precision M4E1-T Complete Upper .223 Wylde 18in Rifle Length 1/8 15in M-LOK AR15 ATLAS S-ONE A2 FDE